The messages addressed to your additional e-mail address (e-mail alias) will get to your mailbox. You can see the list of currently used mail aliases by clickingShow Aliases on the page that lists mail accounts under the domain.

To remove an e-mail alias from a mailbox:

On your Home page, click the domain name you need.

Click Mail in the Services group.

Click the e-mail address you need.

Select the check box corresponding to the alias that you wish to remove, and clickRemove Selected.

*** The above information is for reference only, Please seek independent technical advice if found necessary.